#include <stdio.h>
void cal(int x, int y, int *sum, int *diff, int *mul, int *mod);
int main(void) {
int x,y,sum,diff,mul,mod;
cal(x,y,&sum,&diff,&mul,&mod);
return 0;
}
void cal(int x, int y, int *sum, int *diff, int *mul, int *mod){
*sum=x+y;
*diff=(x>y)? x-y:y-x;
*mul=x*y;
*mod=x/y;
}
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